Removing gitignore for nuguet packages (#1054)

.gitignore

@@ -177,18 +177,6 @@ publish/
 # in these scripts will be unencrypted
 PublishScripts/
 
-# NuGet Packages
-*.nupkg
-# The packages folder can be ignored because of Package Restore
-**/packages/*
-# except build/, which is used as an MSBuild target.
-!**/packages/build/
-# Uncomment if necessary however generally it will be regenerated when needed
-#!**/packages/repositories.config
-# NuGet v3's project.json files produces more ignorable files
-*.nuget.props
-*.nuget.targets
-
 # Microsoft Azure Build Output
 csx/
 *.build.csdef